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Table 4 Recovery (g/g) of internal markers in feces for each bermudagrass hay treatment (n = 6)

From: Comparison of acid-detergent lignin, alkaline-peroxide lignin, and acid-detergent insoluble ash as internal markers for predicting fecal output and digestibility by cattle offered bermudagrass hays of varying nutrient composition

Item2

Treatments1

  

P-value5

 

L

ML

MH

H

Mean3

SEM4

D

M

D × M

P(≠1)6

ADL

1.10

1.20

1.29

1.05

1.16a

0.035

0.47

<0.01

0.06

<0.01

APL

1.10

1.02

1.07

1.05

1.06b

    

0.07

ADIA

1.01

0.96

1.03

1.12

1.03b

    

0.20

  1. 1L, low crude protein hay (CP = 79 g/kg DM); ML, medium low CP hay (CP = 111 g/kg DM); MH, medium high CP hay (CP = 131 g/kg DM); and H, high CP hay (CP = 164 g/kg DM).
  2. 2ADL, acid-detergent lignin; APL, alkaline-peroxide lignin; ADIA, acid-detergent insoluble ash.
  3. 3Average per markers across different treatments.
  4. 4SEM, standard error of the mean.
  5. 5D, diet effect; M, marker effect; and D × M, diet by marker interaction.
  6. 6Probability of the t-test with the null hypothesis that mean recovery is different from 1 g/g (α = 0.05).
  7. abMeans within a column without a common superscript letter differ at P < 0.05.
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Journal of Animal Science and Biotechnology

ISSN: 2049-1891